RobinSinghAI Engineer · Interface

Section 04 / Skills

The tools, and what I use them for.

Grouped by the job they do rather than by how well I know them. Everything here is in something I have shipped.

Languages

Daily drivers, in order of use07

Python

TypeScript

JavaScript

Go

Java

Kotlin

C++

Frameworks

Product surfaces and APIs09

React

Next.js

React Native

Node.js

Express

FastAPI

Django

Flask

GraphQL

AI / ML

Retrieval, orchestration, evaluation08

LangChain

LangGraph

OpenAI

Hugging Face

PyTorch

TensorFlow

Pinecone

Keras

Cloud & Infra

Where it runs and how it ships08

AWS

Azure

Docker

Kubernetes

Terraform

GitHub Actions

Celery

Vercel

Data

Stores, caches and queues07

PostgreSQL

MySQL

MongoDB

Redis

Cassandra

Supabase

Firebase

PracticesSystem designAPI architecturePerformance optimisationLLMOpsEvaluation harnessesDesign systemsProduct thinkingAgile delivery